Product name: helicopter propeller w/ motor, voltage DC1.5V- 4.5V
Number of blades 2
Motor size 7 x 16mm / 0.27" x 0.63" (D * H)
Propeller size 55 x 8mm / 2.2" x 0.3" (length * width)
Line length 8cm / 3.1"
Description: RC propeller, 2 Blade, replacement, suitable for RC DIY electric aircraft, helicopter and other types of aircraft helicopter coreless motor, micro motor and various electric drive products